That's why, when the sky changes to something different, like yellow, green, or red, it can be unsettling. Thankfully, the ...

Sometimes, it even appears green or yellow outside ... our eyes can't pick it up, he said. Think of when there is heavy smoke in the air due to wildfires. Often, the sky takes on a vibrant ...

The best time to view the aurora is usually within a couple of hours of midnight, weather permitting. The aurora borealis lit up the night sky in Michigan ... a greenish-yellow light (the most ...